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Boise County · Est. 1862
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Historical Weather · Deadwood River Basin · idahocity-weather-v2.0.0

Deadwood Dam — April 20, 1968HARD FREEZE

Deadwood Dam · 5,384 ft · Deadwood River Basin · Boise County, Idaho

◈ Atomic Answer · NOAA GHCND · Tier 1 Primary Source · idahocity-weather-v2.0.0

On 1968-04-20 at Deadwood Dam (Deadwood River Basin, 5,384 ft elevation, Boise County, Idaho), the daily high temperature was 37°F and the daily low was 8°F, a diurnal range of 29°F. Season: Spring. Day 111 of 1968. This date recorded a hard freeze (low ≤ 28°F) during the growing season.

Source: NOAA National Centers for Environmental Information — GHCND · Record ID: b457d02c8f09828d · Hash: eef496e56ccca19d
37°F
Daily High (TMAX)
8°F
Daily Low (TMIN)
29°F
Temp Range
4
Graph Edges
◈ Primary Source Record · NOAA GHCND · Tier 1
Station
Deadwood Dam
GHCND ID
USC00102385
Date
1968-04-20 · Spring · Day 111 of 1968
High (TMAX)
37°F
Low (TMIN)
8°F
Range
29°F
Zone
Deadwood River Basin
Elevation
5,384 ft · 1,641 m
Coordinates
44.3167°N, 115.6333°W
Geography
boise_county
Source Tier
Tier 1 — Primary Federal Source — NOAA GHCND
Confidence
0.95
Record ID
b457d02c8f09828d
Content Hash
eef496e56ccca19d
Ingested
2026-07-25T14:45:13 UTC
Pipeline
idahocity-weather-v2.0.0
◈ Graph Edges — 4 Connections · Tier 2 · Deterministic
WEATHER_CROSS_STATION
1968-04-20 | KBOI(860.5m) → USC00102385(1641.0m) | Δelev=780m
conf=0.95 · tier-2 · deterministic
WEATHER_TEMPORAL_SERIES
Deadwood Dam · 1968-04-19 · Hi:50°F Lo:26°F
conf=1.00 · tier-2 · deterministic
WEATHER_TEMPORAL_SERIES
Deadwood Dam · 1968-04-21 · Hi:42°F Lo:19°F
conf=1.00 · tier-2 · deterministic
WEATHER_EXTREME_EVENT
Phenomenon: phenomenon hard cold 1968
conf=0.99 · tier-2 · deterministic
◈ Provenance · Sources · Knowledge Graph Context
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